Underground Mapping
Increases underground mapping by underground mapping.
Effect and Strategy
Section titled “Effect and Strategy”| Main use | Increases underground mapping by underground mapping. |
|---|---|
| When to buy | Use when mithril income, den rewards, or artifact forging is the limiting step. |
| Cost | Gold: 230 15 tiers |
| Active effects |
|
How to Unlock
Section titled “How to Unlock”| Where it appears | Spelunker's Guild upgrade list. |
|---|---|
| Requirement | Available once Spelunker's Guild is unlocked. |
| Cost | Gold: 230 15 tiers |
Availability and Effects
Section titled “Availability and Effects”| Gold Cost | 230 |
|---|---|
| Active Effects | Underground Mapping |
| Effect | Adds or upgrades the Underground Mapping effect. |
Active Effects
Section titled “Active Effects”- Underground Mapping
Tier Progression
Section titled “Tier Progression”| Tier | What This Tier Does | Cost |
|---|---|---|
| 1 | Underground Mapping: +5 from 0 | Gold: 230 |
| 2 | Underground Mapping: +10 from +5 | Gold: 420 |
| 3 | Underground Mapping: +15 from +10 | Gold: 1000 |
| 4 | Underground Mapping: +20 from +15 | Gold: 2300 |
| 5 | Underground Mapping: +25 from +20 | Gold: 3100 |
| 6 | Underground Mapping: +30 from +25 | Gold: 4200 |
| 7 | Underground Mapping: +35 from +30 | Gold: 6666 |
| 8 | Underground Mapping: +40 from +35 | Gold: 7400 |
| 9 | Underground Mapping: +45 from +40 | Gold: 9200 |
| 10 | Underground Mapping: +50 from +45 | Gold: 14500 |
| 11 | Underground Mapping: +60 from +50 | Gold: 22000 |
| 12 | Underground Mapping: +70 from +60 | Gold: 111000 |
| 13 | Underground Mapping: +80 from +70 | Gold: 451000 |
| 14 | Underground Mapping: +90 from +80 | Gold: 2400200 |
| 15 | Underground Mapping: +100 from +90 | Gold: 7600700 |
Other Spelunker’s Guild Upgrades
Section titled “Other Spelunker’s Guild Upgrades”- Thunderline Network
- Ancestral Lore
- Drums In The Deep
- Explosives Kit
- Grand Lodge
- Mithril Divining
- Relic Raiding
- Spelunker
- Treasure Hunter
- Antiquities Express
- Treasury Acquisition